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Idaho

$76+ Cheap flights from District of Columbia to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOI
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from District of Columbia to Idaho

Keep the following information in mind while searching for District of Columbia to Idaho flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$161
(Kiwi.com)

One-way from

$76
(Booking.com)

Popular in

December

Cheapest in

April

Average price

$422
Provider with most accurate pricing for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flights.
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From District of Columbia to Idaho
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One-way flight from District of Columbia to Idaho
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Highest demand for flights based on searches. 20% potential increase in price ($111 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from District of Columbia to Idaho

Cheapest flights from District of Columbia to Idaho
Explore the most affordable flight options available from District of Columbia to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:00 pmDCA - GEG
1 stop24h 13mFrontier
Sat 12/2012:02 pmGEG - DCA
1 stop6h 57mFrontier
Deal found 10/29$210
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:00 amIAD - JAC
1 stop8h 14mAmerican Airlines
Mon 12/151:04 pmJAC - IAD
1 stop7h 55mAmerican Airlines
Deal found 10/30$280
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1712:30 pmIAD - JAC
2 stops10h 59mDelta
Thu 12/252:31 pmJAC - IAD
1 stop6h 21mDelta
Deal found 10/30$285
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:30 amDCA - JAC
1 stop6h 36mUnited Airlines
Sun 12/211:00 pmJAC - DCA
1 stop8h 49mUnited Airlines
Deal found 10/28$299
This Alaska Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:00 amDCA - GEG
1 stop14h 05mAlaska Airlines
Mon 12/157:47 pmGEG - DCA
1 stop17h 21mAlaska Airlines
Deal found 10/30$304
This Alaska Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:34 amIAD - GEG
1 stop8h 05mAlaska Airlines
Mon 12/157:47 pmGEG - IAD
1 stop7h 19mAlaska Airlines
Deal found 10/29$304
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:15 amIAD - GEG
1 stop10h 40mDelta
Mon 12/151:10 pmGEG - IAD
1 stop7h 17mDelta
Deal found 10/29$305
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amIAD - GEG
2 stops12h 47mDelta
Wed 12/311:19 amGEG - IAD
1 stop9h 08mDelta
Deal found 10/28$309
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:30 amDCA - JAC
1 stop7h 46mAmerican Airlines
Tue 11/181:06 pmJAC - DCA
1 stop7h 54mAmerican Airlines
Deal found 10/28$315
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:20 amDCA - JAC
2 stops13h 09mDelta
Thu 12/257:00 amJAC - DCA
1 stop7h 01mDelta
Deal found 10/29$316
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:29 amDCA - GEG
1 stop9h 49mDelta
Mon 12/155:05 amGEG - DCA
1 stop7h 22mDelta
Deal found 10/29$317
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:15 amIAD - GEG
1 stop8h 14mDelta
Mon 12/151:15 pmGEG - IAD
1 stop7h 14mDelta
Deal found 10/28$317

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from District of Columbia to Idaho that are best for you.

Fly from

District of Columbia

Fly to

Idaho

Route

Depart

Return

Price

Washington, D.C.Jackson

DCA - JAC

DCAJAC

Washington, D.C. Reagan-National

Fri 1/23

6:00 am-12:21 pm

1 stop8h 21m

Jackson Hole

Tue 1/27

2:06 pm-11:00 pm

1 stop6h 54m

$299

Washington, D.C.Jackson

DCA - JAC

DCAJAC

Washington, D.C. Reagan-National

Tue 12/16

6:30 am-11:06 am

1 stop6h 36m

Jackson Hole

Sun 12/21

1:00 pm-11:49 pm

1 stop8h 49m

$299

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Thu 12/4

7:34 am-12:39 pm

1 stop8h 05m

Spokane

Tue 12/9

5:51 am-4:36 pm

1 stop7h 45m

$304

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Sat 1/17

8:00 am-3:10 pm

1 stop9h 10m

Boise Air Term. Gowen Fld

Tue 1/20

7:45 am-9:00 pm

1 stop11h 15m

$310

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 1/17

7:00 am-2:04 pm

1 stop9h 04m

Boise Air Term. Gowen Fld

Tue 1/20

1:41 pm-12:24 am

1 stop8h 43m

$311

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sun 1/18

7:30 am-4:22 pm

1 stop10h 52m

Boise Air Term. Gowen Fld

Tue 1/20

1:45 pm-11:10 pm

1 stop7h 25m

$311

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 1/13

5:01 pm-11:59 pm

1 stop8h 58m

Boise Air Term. Gowen Fld

Tue 1/20

7:45 am-9:00 pm

1 stop11h 15m

$315

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 2/11

5:01 pm-11:59 pm

1 stop8h 58m

Boise Air Term. Gowen Fld

Sun 2/15

6:28 am-4:15 pm

1 stop7h 47m

$315

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 1/17

6:20 am-12:32 pm

1 stop8h 12m

Boise Air Term. Gowen Fld

Wed 1/21

1:45 pm-11:10 pm

1 stop7h 25m

$316

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Tue 1/13

2:25 pm-8:57 pm

1 stop8h 32m

Boise Air Term. Gowen Fld

Tue 1/20

5:20 am-1:35 pm

1 stop6h 15m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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Best time to book a flight from District of Columbia to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Idaho

What is the cheapest month to book a flight from District of Columbia to Idaho?

Currently, September is the cheapest month in which you can book a flight from District of Columbia to Idaho (average of $150). Flying from District of Columbia to Idaho in January is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DC to ID?

Find hourly flight availability from District of Columbia to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s optimal to fly from District of Columbia to Idaho at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from District of Columbia to Idaho to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,217 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,217 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,243 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,035 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from District of Columbia to Idaho?

    Airlines like American Airlines, United Airlines, and Alaska Airlines fly from District of Columbia to Idaho in about 6h 36m. The time it takes to get you to your destination can typically vary by up to 1h 45m. The distance between District of Columbia and Idaho is about 1768 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from District of Columbia to Idaho one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $76. Delta flights start at $130 while deals on United Airlines start at $156 one-way.

  • Can I find deals for flights from District of Columbia to Idaho that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Idaho.

  • Can I find deals for business class flights from District of Columbia to Idaho?

    Yes. Cheapflights offers flight deals from District of Columbia to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to Idaho?

    Currently, September is the cheapest month in which you can book a flight from District of Columbia to Idaho (average of $150). Flying from District of Columbia to Idaho in January is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for District of Columbia to Idaho

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Top 5 airlines flying from District of Columbia to Idaho

Discover the top 5 airlines that operate flights from District of Columbia to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$182Average$414FlexibilityNo cancel feeOn-time75%
DeltaCheapest$202Average$516FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$222Average$617FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$300Average$611FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$347Average$518FlexibilityNo cancel feeOn-time63%

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